Home / 281,075,185,561.90-421,666,220,312.24-92,475,447,779.02

Finding the Fourth Proportional to 281,075,185,561.90, 421,666,220,312.24 and 92,475,447,779.02

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Solution

The fourth proportional to 281,075,185,561.90, 421,666,220,312.24 and 92,475,447,779.02 is: 138,730,754,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,075,185,561.90 : 421,666,220,312.24 = 92,475,447,779.02 : x
  2. Step 2: Convert to fraction form
    281,075,185,561.90/421,666,220,312.24 = 92,475,447,779.02/x
  3. Step 3: Cross multiply
    281,075,185,561.90x = 421,666,220,312.24 × 92,475,447,779.02
  4. Step 4: Simplify right side
    281,075,185,561.90x = 38,993,772,536,661,293,400,064
  5. Step 5: Solve for x
    x = 38,993,772,536,661,293,400,064/281,075,185,561.90
  6. Step 6: Final answer
    x = 138,730,754,401.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.